Water Pollution Water pollution is an undersirable change in the state of water, /polluted with harmful substances. /It is t

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答案 Water Pollution Water pollution is an undersirable change in the state of water, /polluted with harmful substances. /It is the second most important environmental issue next to air pollution. /Any change in the physical, chemical or biological properties of water/will have a harmful effect on living things. /Water pollution affects all the major water bodies of the world/such as lakes, rivers, oceans and groundwater. /Polluted water is unfit for drinking and for other consumption processes. /It is also not suitable for agricultural and industrial use.

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专业英语四级

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Water Pollution Water pollution is an undersirable change in the state of water, /polluted with harmful substances. /It is t

专业英语四级

WhatdoesthemanneedtodobeforetakingthecourseinPoetsofthe1960’s?

Americawillneveragainhaveasanationthespiritofadventureasit______beforetheWestwassettled.

Thisisanageofcooperation,andtoday’sleaderisusuallyonesittingatatablewithanothersix,sleevesrolledup,trying

Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyareregardedwith【C1】______.Theythinkthattheyare【C

CarAlarmSystemCaralarmsystemsarebasicwaystokeepthievesaway./Thefirstcaralarmsystemwasdesignedin18%./

TheBottledWaterThebottledwaterusedcanbesourcedfrompublicwatersources,/andthepurityandsafetydependlargel

BirthdayCandleHistoryTraditionally,birthdaycandleswereusedtobringbirthdaywishestothegods./TheancientGreeks

Mostworthwhilecareersrequiresomekindofspecializedtraining.Ideally,therefore,thechoiceofa(n)【C1】______shouldbemad

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